private void button2_Click(object sender, EventArgs e)
{
panel_admin.Controls.Clear();
Engine.IsReady = false;
Engine.Clear = true;
panel_admin.Invalidate();
TrafficLight.Clear();
}
private void button1_Click(object sender, EventArgs e)
{
Engine.Stop();
panel_user.Controls.Clear();
Engine.IsReady = false;
Engine.Clear = true;
panel_user.Invalidate();
TrafficLight.Clear();
button9.Enabled = true;
}